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arXiv · hep-th/9807079

Pseudo-anomalous U(1) symmetry in the strong coupling limit of the heterotic string

P. Binetruy·C. Deffayet·E. Dudas·P. Ramond
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Abstract

We discuss, in the context of the strongly coupled E_8 \times E_8 heterotic string proposed by Horava and Witten, the appearance of anomalous U(1)_X symmetries of a nonperturbative origin, related to the presence, after compactification, of five-branes in the five-dimensional bulk of the theory. We compute the gauge anomalies and the induced Fayet-Iliopoulos terms on each boundary, which we find to be lower than the universal one induced in the weakly coupled case.

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P. Binetruy, C. Deffayet, E. Dudas, P. Ramond. 1998-07-10. Pseudo-anomalous U(1) symmetry in the strong coupling limit of the heterotic string. https://doi.org/10.1016/s0370-2693(98)01112-5

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